8855401 has 2 divisors, whose sum is σ = 8855402. Its totient is φ = 8855400.

The previous prime is 8855389. The next prime is 8855423. The reversal of 8855401 is 1045588.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8294400 + 561001 = 2880^2 + 749^2 .

It is a cyclic number.

It is not a de Polignac number, because 8855401 - 2¹⁵ = 8822633 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8855461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4427700 + 4427701.

It is an arithmetic number, because the mean of its divisors is an integer number (4427701).

Almost surely, 2^8855401 is an apocalyptic number.

It is an amenable number.

8855401 is a deficient number, since it is larger than the sum of its proper divisors (1).

8855401 is an equidigital number, since it uses as much as digits as its factorization.

8855401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6400, while the sum is 31.

The square root of 8855401 is about 2975.8025808175. The cubic root of 8855401 is about 206.8883697240. Note that the first 3 decimals are identical.

The spelling of 8855401 in words is "eight million, eight hundred fifty-five thousand, four hundred one".